Results 1 to 10 of about 8,824 (194)

CFD for Subcooled Flow Boiling: Parametric Variations [PDF]

open access: yesScience and Technology of Nuclear Installations, 2013
We investigate the present capabilities of CFD for wall boiling. The computational model used combines the Euler/Euler two-phase flow description with heat flux partitioning.
Roland Rzehak, Eckhard Krepper
doaj   +3 more sources

Numerical Investigation into the Effects of Orientation on ‎Subcooled Flow Boiling Characteristics [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2023
The progress reached in the high heat flux systems has required the development of appropriate thermal management approaches for dissipating the high heat fluxes, especially for small-scale devices.
Amal Igaadi   +2 more
doaj   +1 more source

A novel scheme for simulating the effect of microstructure surface roughness on the heat transfer characteristics of subcooled flow boiling

open access: yesCase Studies in Thermal Engineering, 2021
In this study, the RPI wall boiling model is developed to investigate the surface roughness effect in the subcooled flow boiling. The surface roughness is simulated by two different schemes.
Hasan Alimoradi   +3 more
doaj   +1 more source

Performance enhancement of subcooled flow boiling on graphene nanostructured surfaces with tunable wettability

open access: yesCase Studies in Thermal Engineering, 2021
Modifying the surface wettability at the solid-liquid interface can significantly improve flow boiling heat transfer. The graphene nanoplatelets (GNPs) and epoxy additives form nanocomposites coatings with tunable wettability (superhydrophilic ...
Geng Di Sia   +3 more
doaj   +1 more source

Unsteady heat transfer characteristics of R-407C in the subcooled flow boiling stemming from the oscillating refrigerant flow rate

open access: yesCase Studies in Thermal Engineering, 2023
The objective of this experiment is to investigate the unsteady heat transfer of R-407C subcooled flow boiling (SCFB) due to the oscillating refrigerant flow rate within a narrow tube oriented horizontally for application in energy efficiency air ...
Wen-Ken Li   +4 more
doaj   +1 more source

MINIMIZING CRUD DEPOSITION THROUGH OPTIMIZATION OF ASSOCIATED PARAMETERS [PDF]

open access: yesEPJ Web of Conferences, 2021
A strong correlation exists between subcooled boiling in assembly subchannels and CRUD deposition. In this work a genetic algorithm is used to optimize a 17 x 17 PWR fuel assembly to have minimized subcooled boiling, minimized peak kinf, and maximized ...
Andersen Brian   +2 more
doaj   +1 more source

Heat Transfer During Subcooled Boiling in Tubes (A Review) [PDF]

open access: yesJournal of Mechanical Engineering, 2019
This article provides a review of the correlations and models for determining the intensity of heat transfer during subcooled boiling in pipes. As a rule, correlations are based on dimensionless similarity numbers, while heat exchange models with ...
Pavlo G. Gakal   +3 more
doaj   +1 more source

Experimental investigation on the evolution of bubble behavior in subcooled flow boiling in narrow rectangular channel based on bubble tracking algorithm

open access: yesFrontiers in Energy Research, 2023
The nucleate subcooled boiling is an efficient heat transfer form and plays an important role in many cooling applications. The size and distribution of bubbles in subcooled boiling have considerable influence on boiling heat transfer.
Kezhong Lv   +3 more
doaj   +1 more source

Investigation on subcooled flow boiling heat transfer characteristics in ICE-like conditions

open access: yesOpen Physics, 2021
The increasing demand of cooling in internal combustion engine (ICE) may require the shift of heat removal method from traditional single phase liquid convection to subcooled flow boiling in order to fulfill the desired functional temperature.
Hu Xiaoyu   +6 more
doaj   +1 more source

Liquid Propane Injection in Flash-Boiling Conditions

open access: yesEnergies, 2021
This study aimed to investigate the influence of flash-boiling conditions on liquid propane sprays formed by a multi-hole injector at various injection pressures.
Łukasz Jan Kapusta   +5 more
doaj   +1 more source

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